Steel Painted Ceiling Grid 1) Exposed ceiling grid system.  2) Easy install way.  3) Can use for Gypsum ceiling, Mineral fiber ceiling, Aluminum ceiling.  4) Specification:  A. Main Tee:  24 x 38 x 3600mm 24 x 32 x 3600mm 15 x 32 x 3600mm B. Cross Tee:  24 x 26 x 1200mm  15 x 32 x 1200mm C. Small Tee  24 x 26 x 600mm 15 x 32 x 600mm D. Wall Angle 14 x 18 x 3000mm 20 x 20 x 3000mm 22 x 22 x 3000mm 24 x 24 x 3000mm 5) We can make products to different measurement according customer's requirement.